Bug 81990

Summary: [drm] GPU HANG: ecode 0:0xf4e9fffe, in Xorg [772], reason: Ring hung, action: reset
Product: DRI Reporter: Samuel Sieb <samuel>
Component: DRM/IntelAssignee: Todd Previte <tprevite>
Status: CLOSED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: unspecified   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
/sys/class/drm/card0/error none

Description Samuel Sieb 2014-08-01 04:47:28 UTC
Occasionally the GPU hangs under normal usage.
I don't know which version to specify since there are so many version among the xorg packages, possibly xorg-x11-server-Xorg-1.14.4-11.fc20.x86_64
Here is the relevant section of the journal:

Jul 31 21:29:48 worklap gnome-session[1360]: [3373:3373:0731/212948:ERROR:desktop_window_tree_host_x11.cc(1330)] Not implemented reached in void views::DesktopWindowTreeHostX11::MapWindow(ui::WindowShowState)
Jul 31 21:29:51 worklap gnome-session[1360]: [3373:3403:0731/212951:ERROR:raw_channel_posix.cc(139)] recvmsg: Connection reset by peer
Jul 31 21:29:51 worklap gnome-session[1360]: [3373:3403:0731/212951:ERROR:channel.cc(297)] RawChannel fatal error (type 1)
Jul 31 21:30:08 worklap gnome-session[1360]: [3373:3403:0731/213008:ERROR:raw_channel_posix.cc(139)] recvmsg: Connection reset by peer
Jul 31 21:30:08 worklap gnome-session[1360]: [3373:3403:0731/213008:ERROR:channel.cc(297)] RawChannel fatal error (type 1)
Jul 31 21:30:39 worklap kernel: [drm] stuck on render ring
Jul 31 21:30:39 worklap kernel: [drm] stuck on blitter ring
Jul 31 21:30:39 worklap kernel: [drm] GPU HANG: ecode 0:0xf4e9fffe, in Xorg [772], reason: Ring hung, action: reset
Jul 31 21:30:39 worklap kernel: [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
Jul 31 21:30:39 worklap kernel: [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
Jul 31 21:30:39 worklap kernel: [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
Jul 31 21:30:39 worklap kernel: [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
Jul 31 21:30:39 worklap kernel: [drm] GPU crash dump saved to /sys/class/drm/card0/error
Jul 31 21:30:39 worklap kernel: [drm:i915_context_is_banned] *ERROR* gpu hanging too fast, banning!
Jul 31 21:30:41 worklap kernel: [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off

I will attach the crash dump after I reboot, since X and Gnome are rather messed up right now.
Comment 1 Samuel Sieb 2014-08-01 04:55:59 UTC
Created attachment 103785 [details]
/sys/class/drm/card0/error
Comment 2 Samuel Sieb 2014-08-01 04:57:35 UTC
Strange, restarting X fixed it.  I hadn't tried that before.  The last time this happened, even hibernating and resuming didn't fix it.
Comment 3 Chris Wilson 2014-08-01 06:44:21 UTC

*** This bug has been marked as a duplicate of bug 54226 ***

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